TEA1110A Datasheet (NXP) - Low voltage versatile telephone transmission

TEA1110A, Low voltage versatile telephone transmission

APPLICATION TEA1110A * Line powered telephone sets, cordless telephones, fax machines, answering machines.

The TEA1110A is a bipolar integrated circuit that performs all speech and line interface functions required in fully electronic telephone sets.

It performs electronic switching betwe

TEA1110A Features

* Low DC line voltage; operates down to 1.6 V (excluding voltage drop over external polarity guard)

* Voltage regulator with adjustable DC voltage

* Provides a supply for external circuits

* Symmetrical high impedance inputs (64 kΩ) for dynamic, magnetic or piezo-elec